Search First Aid

Find by first letter:
A b C d e f g h i j k l m n o p q r s t u v w x y z clear
Unusual COVID-19 symptoms: What are they?

COVID-19 can cause a wide variety of symptoms, some more common than others. Learn about…

繼續閱讀
Upper endoscopy

In this simple procedure, a tiny camera is used to visually examine your upper digestive…

繼續閱讀
Ureteral cancer

Find out how doctors use minimally invasive surgery to treat this rare cancer that forms…

繼續閱讀
Ureteral obstruction

Learn about what causes blockage of the tubes that carry urine from the kidneys to…

繼續閱讀
Urethral stricture

Narrowing of the tube that carries urine from the body, called the urethra, can limit…

繼續閱讀
尿液分析

This common lab test checks urine for signs of disease and for clues about overall…

繼續閱讀
Urinary incontinence

Learn about possible causes of the loss of bladder control and what treatments are available…

繼續閱讀
Urinary tract infection (UTI)

Learn about symptoms of urinary tract infections. Find out what causes UTIs, how infections are…

繼續閱讀
Urine color

Foods and medicines can change the color of urine. But a color change also could…

繼續閱讀
Urine odor

Urine that smells odd might point to an underlying disease or condition.

繼續閱讀
Uterine fibroids

Learn about these common noncancerous growths and what to do if you have symptoms such…

繼續閱讀
Uterine polyps

Tissue growths inside the uterus can cause abnormal uterine bleeding or infertility. Learn about tests…

繼續閱讀
Uterine prolapse

Find out more about the symptoms and possible treatments, including surgical repair, for this pelvic…

繼續閱讀
Uveitis

This form of eye inflammation can cause pain, redness and blurry vision. Prompt treatment is…

繼續閱讀
Vaccines during pregnancy: Are they safe?

Find out which vaccinations you need while pregnant and which ones to stay away from.

繼續閱讀
Vaccines for adults: Which do I need?

Vaccines can protect your health. Find out more about the vaccines that are recommended for…

繼續閱讀
Vagina: What's typical, what's not

Vaginal health matters. Learn how to keep your vagina healthy and spot possible issues.

繼續閱讀
Vaginal agenesis

In this rare condition that occurs before birth, the vagina doesn't develop and the uterus…

繼續閱讀
Vaginal atrophy

Learn about a group of vaginal and urinary symptoms that often happen after menopause. Together,…

繼續閱讀
Vaginal bleeding

Bleeding from your vagina that's different from your period might signal a problem. Learn about…

繼續閱讀
Vaginal bleeding after sex

This symptom might not require a checkup. But if you've gone through menopause, contact your…

繼續閱讀
Vaginal cancer

Learn about the symptoms of this rare type of cancer. Treatments for cancer of the…

繼續閱讀
Vaginal discharge

Learn what to expect when it comes to vaginal discharge. And know when changes in…

繼續閱讀
Vaginal dryness

Make an appointment with your doctor if vaginal dryness is causing you discomfort.

繼續閱讀
Vaginal dryness after menopause: How to treat it?

Low-dose estrogen therapy, vaginal moisturizers and vaginal lubricants are among treatments for this condition and…

繼續閱讀
Vaginal fistula

Learn about this unusual opening that forms between the vagina and another organ.

繼續閱讀
Vaginal hysterectomy

Vaginal hysterectomy is a procedure to remove the uterus through the vagina to treat certain…

繼續閱讀
Vaginal odor

Learn about causes of unpleasant or unusual odor from the vagina and when to seek…

繼續閱讀
Vaginal tears in childbirth

Vaginal tears during childbirth are common. Learn about different kinds of vaginal tears and how…

繼續閱讀
Vaginitis

Inflammation of the vagina can result in discharge, itching and pain. Recognize signs and symptoms…

繼續閱讀